GD223 Through hardening steels
Spécifications
- Common name
X50CrNiMn12 Z50CNM12
- EU
X60NiMnCr13-5-3
Typical composition
- C
0,6
- Ni
11
- Cr
3
- Mo
0,4
- Mn
5
Applications
• Fasteners used for assembly of light alloy components working at high temperatures.
• Distribution tubes for valveless engines with pistons and cylinders in light alloys.
• Precombustion chambers fitted to light alloy piston heads for diesel engines.
Mechanical properties
• Steel with a coefficient of expansion close to that of aluminum.
• Mechanical properties can be enhanced by work hardening.
Mechanical features
| Heat treatment | UTS (N/mm²) | A (%) | KCU (J/cm²) |
|---|---|---|---|
| Annealed condition | 700 | 55 | 300 |
| Work hardened condition | 1000 | 35 |
- Solution treated : H
Annealed : R - Thermo-mechanical treatment : TM
Quenched and tempered : T+RV - Sub-zero treatment : F
Solution treated and aged : T+RV
GD223_GB
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